.page-contact {
  --pc-radius: 26px;
  --pc-radius-sm: 16px;
  --pc-muted: rgba(244, 247, 251, 0.72);
  --pc-line: rgba(127, 243, 236, 0.14);
  color: var(--paper);
  overflow-x: hidden;
  padding-bottom: clamp(56px, 8vw, 104px);
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-top: clamp(18px, 3vw, 30px);
}

.page-contact .breadcrumb__item {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(24px, 4vw, 44px) 0 clamp(30px, 5vw, 64px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: min(620px, 78vw);
  height: 520px;
  background: radial-gradient(closest-side, rgba(43, 224, 214, 0.16), transparent 72%);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: -8%;
  bottom: -30%;
  width: min(420px, 60vw);
  height: 320px;
  background: radial-gradient(closest-side, rgba(255, 180, 60, 0.1), transparent 72%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
}

.page-contact h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 66px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 14em;
}

.page-contact .contact-hero__lead {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 16.5px);
  line-height: 1.8;
  color: var(--pc-muted);
}

.page-contact .contact-hero__points {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .contact-hero__points li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pc-muted);
}

.page-contact .contact-hero__points .status-dot {
  flex: none;
  transform: translateY(-1px);
}

.page-contact .contact-hero__index {
  margin-top: 30px;
}

.page-contact .contact-hero__index .index-bar__item {
  text-decoration: none;
  color: var(--index);
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-contact .contact-hero__index .index-bar__item:hover,
.page-contact .contact-hero__index .index-bar__item:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--line-strong);
}

/* 回复时间卡 */
.page-contact .contact-hero__reply {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--pc-line);
  border-radius: var(--pc-radius);
  background: linear-gradient(155deg, rgba(22, 34, 74, 0.92), rgba(14, 23, 48, 0.58));
  box-shadow: var(--shadow-float);
  padding: clamp(22px, 3vw, 34px);
}

.page-contact .contact-hero__reply::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 42%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--cyan));
}

.page-contact .contact-hero__reply::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 58%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

.page-contact .contact-hero__reply-k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--index);
}

.page-contact .contact-hero__reply-v {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.28;
  font-weight: 700;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-contact .contact-hero__reply-note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--pc-line);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--pc-muted);
}

/* ---------- 主体分栏 ---------- */
.page-contact .contact-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 60px);
  align-items: start;
  padding-top: clamp(6px, 2vw, 20px);
}

/* ---------- 联系卡 ---------- */
.page-contact .contact-card {
  border-radius: var(--pc-radius);
  border: 1px solid rgba(127, 243, 236, 0.2);
  background: linear-gradient(180deg, #131F42 0%, #0B132A 100%);
  box-shadow: 0 26px 62px -44px rgba(0, 0, 0, 0.95), inset 0 1px 0 rgba(244, 247, 251, 0.06);
  padding: clamp(22px, 2.8vw, 32px);
}

.page-contact .contact-card__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-contact .contact-card__title {
  margin: 10px 0 24px;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 28px);
  letter-spacing: -0.01em;
}

.page-contact .contact-card__list {
  margin: 0;
  display: grid;
  gap: 18px;
}

.page-contact .contact-row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--index);
}

.page-contact .contact-row dd {
  margin: 7px 0 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-row--mail dd {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .contact-row a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 224, 214, 0.45);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-contact .contact-row a:hover,
.page-contact .contact-row a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-contact .copy-btn {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  padding: 5px 13px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--cyan);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: rgba(43, 224, 214, 0.16);
}

.page-contact .contact-card__note {
  margin: 24px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--pc-line);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--pc-muted);
}

.page-contact .contact-card__cta {
  display: flex;
  justify-content: center;
  width: 100%;
  margin-top: 20px;
}

/* ---------- 右侧内容流 ---------- */
.page-contact .contact-stream {
  display: grid;
  gap: clamp(52px, 7vw, 92px);
  min-width: 0;
}

.page-contact .contact-sec__head {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-contact .contact-sec__head .section__title {
  margin: 12px 0 0;
}

.page-contact .contact-sec__head .section__lead {
  margin: 14px 0 0;
  max-width: 36em;
  color: var(--pc-muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 合作方向 ---------- */
.page-contact .direction-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .direction-card {
  position: relative;
  border-radius: var(--pc-radius-sm);
  border: 1px solid var(--pc-line);
  background: var(--panel);
  padding: 22px 20px 20px;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-contact .direction-card:hover,
.page-contact .direction-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(127, 243, 236, 0.42);
  background: var(--panel-2);
}

.page-contact .direction-card__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  border: 1px solid rgba(43, 224, 214, 0.42);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  margin-bottom: 16px;
}

.page-contact .direction-card__title {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-contact .direction-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--pc-muted);
}

.page-contact .direction-card__fit {
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  padding-top: 0;
  border-top: 1px dashed transparent;
  font-size: 13px;
  line-height: 1.7;
  color: var(--index);
  transition: max-height 0.28s ease, opacity 0.28s ease, padding-top 0.28s ease, border-color 0.28s ease;
}

.page-contact .direction-card__fit span {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-contact .direction-card:hover .direction-card__fit,
.page-contact .direction-card:focus-within .direction-card__fit {
  max-height: 140px;
  opacity: 1;
  padding-top: 12px;
  border-top-color: rgba(138, 148, 174, 0.32);
}

@media (hover: none) {
  .page-contact .direction-card__fit {
    max-height: 140px;
    opacity: 1;
    padding-top: 12px;
    border-top-color: rgba(138, 148, 174, 0.32);
  }
}

/* ---------- 配图 ---------- */
.page-contact .contact-figure {
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  border-radius: var(--pc-radius);
  overflow: hidden;
  border: 1px solid var(--pc-line);
  background: var(--panel);
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .contact-figure .media-frame__caption {
  padding: 12px 18px 14px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--index);
  border-top: 1px solid var(--pc-line);
}

/* ---------- 能力盘点 ---------- */
.page-contact .capability-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px 24px;
}

.page-contact .capability-list li {
  border-left: 2px solid rgba(43, 224, 214, 0.42);
  padding: 2px 0 2px 16px;
}

.page-contact .capability-list__k {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-contact .capability-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--pc-muted);
}

.page-contact .capability-note {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pc-muted);
}

.page-contact .capability-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 224, 214, 0.4);
}

.page-contact .capability-note a:hover,
.page-contact .capability-note a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 合作流程 ---------- */
.page-contact .process-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .process-step {
  position: relative;
  padding-top: 26px;
  border-top: 2px solid rgba(43, 224, 214, 0.22);
}

.page-contact .process-step::before {
  content: "";
  position: absolute;
  top: -7px;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--night);
  border: 2px solid var(--cyan);
  box-sizing: border-box;
}

.page-contact .process-step__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--index);
}

.page-contact .process-step__title {
  margin: 12px 0 6px;
  font-size: 18px;
  font-weight: 700;
}

.page-contact .process-step__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-contact .process-step__desc {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--pc-muted);
}

/* ---------- 用户支持 ---------- */
.page-contact .support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-contact .support-tile {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 20px;
  border-radius: var(--pc-radius-sm);
  border: 1px solid var(--pc-line);
  background: var(--panel);
  text-decoration: none;
  color: var(--paper);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.page-contact .support-tile:hover,
.page-contact .support-tile:focus-visible {
  transform: translateY(-3px);
  border-color: var(--line-strong);
}

.page-contact .support-tile__q {
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.6;
}

.page-contact .support-tile__a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-contact .support-banner {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: clamp(20px, 2.6vw, 28px);
  border-radius: var(--pc-radius);
  border: 1px solid rgba(43, 224, 214, 0.3);
  background: linear-gradient(105deg, rgba(43, 224, 214, 0.14), rgba(255, 180, 60, 0.09));
}

.page-contact .support-banner__text {
  margin: 0;
  flex: 1 1 260px;
  max-width: 44em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--paper);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .direction-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .capability-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-contact .direction-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .process-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-body {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  }

  .page-contact .contact-card {
    position: sticky;
    top: 104px;
  }

  .page-contact .capability-list {
    column-gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .direction-card,
  .page-contact .support-tile,
  .page-contact .direction-card__fit {
    transition: none;
  }
}
<<<END>>>